1001.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and setting in the west at around midnight. Wed, 19 May 2021 at 15:13 EDT (1,154 days ago) in Leo

1002.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sun, 23 May 2021 at 05:36 EDT (1,150 days ago) in Capricornus

1003.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Tue, 25 May 2021 at 21:49 EDT (1,148 days ago) in Libra

1004.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from countries and territories including Argentina, Chile, Uruguay and Brazil amongst others. Wed, 26 May 2021 at 04:05 EDT (1,147 days ago) in Scorpius

1005.

Full Moon The Moon reaches full phase and is visible for much of the night. Wed, 26 May 2021 at 07:13 EDT (1,147 days ago) in Scorpius

1006.

Total lunar eclipse There will be an eclipse of the Moon, visible from Antarctica, the Americas, Oceania, Eastern and Southeast Asia, south-eastern Russia and Alaska. Wed, 26 May 2021 at 07:18 EDT (1,147 days ago) in Scorpius

1007.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Thu, 27 May 2021 at 15:46 EDT (1,146 days ago) in Ophiuchus

1008.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from Africa, Asia, Southern and Eastern Europe, Corsica and RAF Akrotiri. Fri, 28 May 2021 at 19:07 EDT (1,145 days ago) in Sagittarius

1009.

Messier 4 is well placed The globular cluster M4 (NGC 6121; mag 5.4) in Scorpius culminates at around midnight local time. Fri, 28 May 2021 (1,145 days ago) in Scorpius

1010.

Conjunction of Venus and Mercury Venus and Mercury share the same right ascension, at a separation of 25'. Sat, 29 May 2021 at 01:34 EDT (1,144 days ago) in Taurus

1011.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 4°10'. Sun, 30 May 2021 at 21:18 EDT (1,143 days ago) in Capricornus

1012.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 30 May 2021 at 23:06 EDT (1,143 days ago) in Capricornus

1013.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°37'. Tue, 01 Jun 2021 at 05:00 EDT (1,141 days ago) in Aquarius

1014.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 01 Jun 2021 at 07:56 EDT (1,141 days ago) in Aquarius

1015.

Moon at Last Quarter The Moon reaches last quarter phase – rising in the east at around midnight and appearing high in the sky by sunrise. Wed, 02 Jun 2021 at 03:25 EDT (1,140 days ago) in Aquarius

1016.

The Great Globular Cluster in Hercules is well placed The Great Globular Cluster in Hercules (M13, NGC 6205; mag 5.8) culminates at around midnight local time. Wed, 02 Jun 2021 (1,140 days ago) in Hercules

1017.

Asteroid 63 Ausonia at opposition Asteroid 63 Ausonia makes closest approach to the Earth. Thu, 03 Jun 2021 at 03:10 EDT (1,139 days ago) in Scorpius

1018.

Messier 12 is well placed The globular cluster M12 (NGC 6218; mag 6.1) in Ophiuchus culminates at around midnight local time. Thu, 03 Jun 2021 (1,139 days ago) in Ophiuchus

1019.

Conjunction of Uranus and Ceres Uranus and Ceres share the same right ascension, at a separation of 6°26'. Fri, 04 Jun 2021 at 20:31 EDT (1,138 days ago) in Cetus

1020.

Messier 10 is well placed The globular cluster M10 (NGC 6254; mag 6.6) in Ophiuchus culminates at around midnight local time. Sat, 05 Jun 2021 (1,137 days ago) in Ophiuchus